Small to medium enterprises (SMEs), nonprofit organizations, and high schools are invited to submit their solutions in six distinct categories: Health, Food, Energy, Water, Climate Action ...

"The shape of the ripples could only have been formed under water that was open to the atmosphere ... indicating they were left by small waves. Based on these dimensions, the researchers believe ...

A ripple tank can be used to measure and calculate frequency, wavelength and the speed of waves on the surface of the water. A ripple tank is a transparent shallow tray of water with a light ...